golang closure1 代码
文件路径：/test/closure1.go
/ run
/ Copyright 2015 The Go Authors. All rights reserved.
/ Use of this source code is governed by a BSD-style
/ license that can be found in the LICENSE file.
package main
func main() {
x := 0
func() {
x = 1
}()
func() {
if x != 1 {
panic("x != 1")
}
}()
}